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Finding the Third Proportional to 57,786,445 and 120,355,886

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Solution

The third proportional to 57,786,445 and 120,355,886 is: 250,673,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786,445 : 120,355,886 = 120,355,886 : x
  2. Step 2: Convert to fraction form
    57,786,445/120,355,886 = 120,355,886/x
  3. Step 3: Cross multiply
    57,786,445x = 120,355,886 × 120,355,886
  4. Step 4: Simplify right side
    57,786,445x = 14,485,539,294,844,996
  5. Step 5: Solve for x
    x = 14,485,539,294,844,996/57,786,445
  6. Step 6: Final answer
    x = 250,673,653.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.